The phrase "a proved" is not commonly used in written English and may sound awkward.
It can be used in contexts where "proved" is intended as an adjective, but "proven" is more widely accepted.
Example: "He presented a proved method for solving the equation, but many preferred the proven approach."
Alternatives: "a proven" or "a verified".
When fractions of CM-Fr 1 were further purified on a Sephacryl S-200 HR column, the main peak (Fr. A) proved to contain chicken CA-III.
That this is a proved fact is shown in Fig. 1.
He said that Joule did not yet have a proved process, but that it had strong research and development capabilities.
POP lacking loop A proved to be an inefficient enzyme, as did POP with a mutation in loop B (T590C).
This paper presents a more efficient approach consisting of a flatting pre-processing technique, a proved efficient ordering heuristic and a bottom-up generation algorithm.
No procedure-related deaths or major complications were identified; the minor complication rate was less than 2%.The protocol used for ultrasound-guided injection of botulinum toxin A proved to be safe and effective in children suffering from sialorrhea.
Onabotulinumtoxin-A proved safe and well tolerated.
Induction of pIND-2A with muristerone-A proved to be unnecessary, since the leakiness of the vector's promoter provided enough 2A protein for our assays.
First, wild type DT-A proved to be too toxic as cells transfected with a TNF alpha reporter plasmid driving wild type DT-A died spontaneously (data not shown).
In fact, some good may come out of this: a major push for nuclear powera proved, ultraclean, nonemitting energy producer.
This, in a nutshell, is Wittgenstein's conception of "mathematical truth": a true proposition of PM is an axiom or a proved proposition, which means that "true in PM" is identical with, and therefore can be supplanted by, "proved in PM".
